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Graphtec

Rank (All Time): #13,228 of 106,127Top 15%

62 inventors

50 Patents All Time

Top Inventors at Graphtec All Time

Showing 1–50 of 62 inventors

Rank	Name	Patents
1	Takahisa Umezawa	18
2	Kazuhiro Watanabe	11
3	Ryoichi Oka	6
#4	Makoto Iwadare	5
#5	Hiroshi Ohtsuka	4
#5	Masatoshi Noguchi	4
#7	Keiichi Matsushima	3
#7	Michiharu Nishijima	3
#7	Takeshi Toyosawa	3
#10	Daizou Yamazaki	2
#10	Isamu Aizawa	2
#10	Kenji Yamamoto	2
#10	Kouji Shimizu	2
#10	Nobuyuki Kobayashi	2
#10	Shuuji Hirano	2
#10	Toshiyuki Takeuchi	2
#10	Toshiya Watanabe	2
#10	Tsutomu Ohira	2
#10	Yukihiro Kaneko	2
#10	Yuzuru Sekiguchi	2
#10	Alfred Krause	2
#22	Chikao Nakagawa	1
#22	Hideaki Ayabe	1
#22	Hirohito Hori	1
#22	Hiromi Ito	1
#22	Hidemi Koike	1
#22	Hiroichi Shinbori	1
#22	Hiroshi Tokunaga	1
#22	Hisashi Yahagi	1
#22	Hiroshi Yoshida	1
#22	Kazuhiko Ono	1
#22	Ken-Ichiro Ohta	1
#22	Kousuke Watanabe	1
#22	Mamoru Hayamizu	1
#22	Masashi Nakamura	1
#22	Mayumi Sato	1
#22	Masahide Yonao	1
#22	Minoru Morita	1
#22	Mitsuru Yokoyama	1
#22	Mitubu Yokoyama	1
#22	Robert McCormack	1
#22	Sachio Shibata	1
#22	Shigeo Ikeda	1
#22	Shinya Kamei	1
#22	Shinichi Mukasa	1
#22	Shinichi Sasaki	1
#22	Susumu Shoji	1
#22	Takeya Shibata	1
#22	Takayuki Tanigawa	1
#22	Tamao Umezawa	1